EC 45 flat Ø42.8 mm, brushless, 50 Watt, with Hall sensors

Part number 339285


Price scales

Quantity Price per unit
1-4 €107.00
5-19 €91.91
20-49 €75.36
from 50 On request

Prices excluding VAT and shipping costs

Print specifications


Thanks to their flat design, the brushless EC flat motors are exactly the right drive for many applications. The well-conceived, simple engineering allows mainly automated production which results in a favorable price.


Technical illustrations

Information: Drawings are not to scale.

Values at nominal voltage
Nominal voltage 18 V
No load speed 6720 rpm
No load current 247 mA
Nominal speed 5190 rpm
Nominal torque (max. continuous torque) 97.1 mNm
Nominal current (max. continuous current) 3.52 A
Stall torque 975 mNm
Stall current 38.8 A
Max. efficiency 85 %
Terminal resistance 0.464 Ω
Terminal inductance 0.322 mH
Torque constant 25.1 mNm/A
Speed constant 380 rpm/V
Speed / torque gradient 7.02 rpm/mNm
Mechanical time constant 9.92 ms
Rotor inertia 135 gcm²
Thermal data
Thermal resistance housing-ambient 4.55 K/W
Thermal resistance winding-housing 4.74 K/W
Thermal time constant winding 23.3 s
Thermal time constant motor 228 s
Ambient temperature -40...+100 °C
Max. winding temperature +125 °C
Mechanical data
Bearing type ball bearings
Max. speed 10000 rpm
Axial play 0 - 0.14 mm
Max. axial load (dynamic) 3.8 N
Max. force for press fits (static) 53 N
(static, shaft supported) 1000 N
Max. radial load 20 N, 5 mm from flange
Other specifications
Number of pole pairs 8
Number of phases 3
Number of autoclave cycles 0
Weight 110 g


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